#!/bin/sh

#
# This postscript sets up a scratch area on the local disk for stateless
# nodes. It is for Linux only. 
#
#====================================================================
ME="setupscratch"

if grep sda1 /proc/partitions >/dev/null 2>&1
then
	echo Autodetected existing /dev/sda1
	logger -t $ME Autodetected existing /dev/sda1
	echo Checking filesystem /dev/sda1
	logger -t $ME Checking filesystem /dev/sda1
	fsck -y /dev/sda1
	mkdir -p /scratch
	echo mounting existing /dev/sda1 to /scratch
	logger -t $ME mounting existing /dev/sda1 to /scratch
	if mount /dev/sda1 /scratch
	then
		echo
		echo Done!
		echo
		exit 0
	else
		echo mounting /dev/sda1 to /scratch failed
		logger -t $ME mounting /dev/sda1 to /scratch failed
	fi
fi



echo Creating Partition
logger -t $ME Creating Partition
parted /dev/sda mklabel gpt 
MB=$(cat /proc/partitions | grep sda | awk '{printf "%d\n",( $3 / (1024 )) }')
parted /dev/sda mkpart primary ext2 0 $MB
if grep sda1 /proc/partitions >/dev/null 2>&1
then
	sleep 5
else
	echo failed to create partition, exiting $ME
	logger -t $ME failed to create partition, exiting $ME
	echo
	echo Failed!
	echo
	exit 1
fi

echo Creating new ext3 filesystem: /dev/sda1
logger -t $ME Creating new ext3 filesystem: /dev/sda1
mke2fs -j /dev/sda1
mkdir -p /scratch
echo mounting new /dev/sda1 to /scratch
logger -t $ME mounting new /dev/sda1 to /scratch
mount /dev/sda1 /scratch
echo
echo Done!
echo
exit 0